/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 20:38:12,082 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 20:38:12,161 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 20:38:12,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 20:38:12,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 20:38:12,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 20:38:12,196 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 20:38:12,196 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 20:38:12,197 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 20:38:12,201 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 20:38:12,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 20:38:12,201 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 20:38:12,202 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 20:38:12,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 20:38:12,203 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 20:38:12,204 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 20:38:12,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 20:38:12,204 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 20:38:12,204 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 20:38:12,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 20:38:12,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 20:38:12,205 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 20:38:12,205 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 20:38:12,206 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 20:38:12,206 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 20:38:12,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 20:38:12,206 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 20:38:12,206 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 20:38:12,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 20:38:12,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 20:38:12,208 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 20:38:12,208 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 20:38:12,208 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 20:38:12,208 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 20:38:12,209 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 20:38:12,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 20:38:12,209 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 20:38:12,209 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 20:38:12,209 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 20:38:12,209 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 20:38:12,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 20:38:12,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 20:38:12,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 20:38:12,533 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 20:38:12,534 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 20:38:12,536 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-05-06 20:38:13,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 20:38:14,226 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 20:38:14,227 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-05-06 20:38:14,275 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e56513c9b/2478f44bc80a4ded8d97ea1039ebabfb/FLAG76ade4ba4 [2024-05-06 20:38:14,291 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e56513c9b/2478f44bc80a4ded8d97ea1039ebabfb [2024-05-06 20:38:14,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 20:38:14,296 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 20:38:14,299 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 20:38:14,299 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 20:38:14,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 20:38:14,305 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 08:38:14" (1/1) ... [2024-05-06 20:38:14,306 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@149f702e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:14, skipping insertion in model container [2024-05-06 20:38:14,306 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 08:38:14" (1/1) ... [2024-05-06 20:38:14,501 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 20:38:14,821 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i[5469,5482] [2024-05-06 20:38:17,913 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-05-06 20:38:17,914 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-05-06 20:38:17,967 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 20:38:17,982 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 20:38:17,997 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i[5469,5482] [2024-05-06 20:38:18,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-05-06 20:38:18,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-05-06 20:38:18,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-05-06 20:38:18,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-05-06 20:38:18,206 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-05-06 20:38:18,244 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-05-06 20:38:18,244 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-05-06 20:38:18,258 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 20:38:18,755 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:38:18,755 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:38:18,755 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:38:18,755 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:38:18,756 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:38:18,756 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:38:18,763 INFO L206 MainTranslator]: Completed translation [2024-05-06 20:38:18,763 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18 WrapperNode [2024-05-06 20:38:18,764 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 20:38:18,765 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 20:38:18,765 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 20:38:18,765 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 20:38:18,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:18,874 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:18,942 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 51, statements flattened = 703 [2024-05-06 20:38:18,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 20:38:18,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 20:38:18,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 20:38:18,944 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 20:38:18,964 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:18,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:18,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:18,977 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:19,024 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:19,029 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:19,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:19,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:19,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 20:38:19,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 20:38:19,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 20:38:19,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 20:38:19,067 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (1/1) ... [2024-05-06 20:38:19,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 20:38:19,095 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:38:19,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 20:38:19,132 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 20:38:19,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 20:38:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-06 20:38:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 20:38:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-05-06 20:38:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_current [2024-05-06 20:38:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_current [2024-05-06 20:38:19,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 20:38:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 20:38:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-05-06 20:38:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 20:38:19,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-05-06 20:38:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 20:38:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 20:38:19,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-05-06 20:38:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_set [2024-05-06 20:38:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_set [2024-05-06 20:38:19,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 20:38:19,180 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 20:38:19,615 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 20:38:19,618 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 20:38:20,309 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 20:38:20,335 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 20:38:20,336 INFO L309 CfgBuilder]: Removed 25 assume(true) statements. [2024-05-06 20:38:20,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 08:38:20 BoogieIcfgContainer [2024-05-06 20:38:20,337 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 20:38:20,340 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 20:38:20,340 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 20:38:20,343 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 20:38:20,343 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 08:38:14" (1/3) ... [2024-05-06 20:38:20,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@94cc516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 08:38:20, skipping insertion in model container [2024-05-06 20:38:20,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:38:18" (2/3) ... [2024-05-06 20:38:20,344 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@94cc516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 08:38:20, skipping insertion in model container [2024-05-06 20:38:20,344 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 08:38:20" (3/3) ... [2024-05-06 20:38:20,346 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_current_pc8736x_gpio_set.i [2024-05-06 20:38:20,354 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 20:38:20,364 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 20:38:20,364 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-05-06 20:38:20,364 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 20:38:20,462 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-06 20:38:20,517 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 20:38:20,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 20:38:20,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:38:20,520 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 20:38:20,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 20:38:20,572 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 20:38:20,592 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:20,593 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 20:38:20,600 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@11510699, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 20:38:20,600 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-05-06 20:38:20,697 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:38:20,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:20,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1378355185, now seen corresponding path program 1 times [2024-05-06 20:38:20,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:38:20,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312044024] [2024-05-06 20:38:20,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:20,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:20,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:21,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:21,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:38:21,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312044024] [2024-05-06 20:38:21,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312044024] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:38:21,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:38:21,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 20:38:21,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015077896] [2024-05-06 20:38:21,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:38:21,330 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 20:38:21,330 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:38:21,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 20:38:21,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 20:38:21,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:21,359 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:38:21,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 134.0) internal successors, (268), 2 states have internal predecessors, (268), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:38:21,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:21,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:21,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 20:38:21,431 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:38:21,432 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:21,432 INFO L85 PathProgramCache]: Analyzing trace with hash -1308111424, now seen corresponding path program 1 times [2024-05-06 20:38:21,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:38:21,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745878776] [2024-05-06 20:38:21,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:21,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:22,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:38:22,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745878776] [2024-05-06 20:38:22,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745878776] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:38:22,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:38:22,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-06 20:38:22,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65273140] [2024-05-06 20:38:22,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:38:22,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-06 20:38:22,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:38:22,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 20:38:22,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-05-06 20:38:22,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:22,125 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:38:22,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 29.666666666666668) internal successors, (267), 9 states have internal predecessors, (267), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:38:22,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:22,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:22,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:22,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:22,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 20:38:22,371 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:38:22,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:22,372 INFO L85 PathProgramCache]: Analyzing trace with hash -136734379, now seen corresponding path program 1 times [2024-05-06 20:38:22,372 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:38:22,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307222264] [2024-05-06 20:38:22,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:22,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:23,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:23,138 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:38:23,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307222264] [2024-05-06 20:38:23,138 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307222264] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:38:23,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:38:23,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 20:38:23,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467960510] [2024-05-06 20:38:23,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:38:23,139 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 20:38:23,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:38:23,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 20:38:23,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-05-06 20:38:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:23,146 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:38:23,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 57.6) internal successors, (288), 5 states have internal predecessors, (288), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:38:23,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:23,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:23,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:23,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:23,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-06 20:38:23,236 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:38:23,237 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:23,237 INFO L85 PathProgramCache]: Analyzing trace with hash -289482483, now seen corresponding path program 1 times [2024-05-06 20:38:23,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:38:23,238 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166975685] [2024-05-06 20:38:23,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:23,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:23,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:24,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:24,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:38:24,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166975685] [2024-05-06 20:38:24,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166975685] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 20:38:24,051 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1906245721] [2024-05-06 20:38:24,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:24,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:38:24,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:38:24,110 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 20:38:24,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 20:38:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:24,597 INFO L262 TraceCheckSpWp]: Trace formula consists of 1031 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 20:38:24,616 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 20:38:24,727 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-05-06 20:38:24,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 20:38:24,765 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 20:38:24,765 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1906245721] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:38:24,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 20:38:24,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-05-06 20:38:24,766 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242856336] [2024-05-06 20:38:24,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:38:24,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 20:38:24,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:38:24,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 20:38:24,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-05-06 20:38:24,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:24,768 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:38:24,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 42.285714285714285) internal successors, (296), 7 states have internal predecessors, (296), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:38:24,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:24,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:24,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:24,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:24,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:24,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:24,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:24,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:38:24,980 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-06 20:38:25,174 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:38:25,175 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:38:25,175 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:25,175 INFO L85 PathProgramCache]: Analyzing trace with hash -1834431492, now seen corresponding path program 1 times [2024-05-06 20:38:25,176 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:38:25,176 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1754335884] [2024-05-06 20:38:25,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:25,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:25,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:25,874 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:25,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:38:25,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1754335884] [2024-05-06 20:38:25,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1754335884] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 20:38:25,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1486391775] [2024-05-06 20:38:25,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:25,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:38:25,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:38:25,876 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 20:38:25,897 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 20:38:26,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:26,782 INFO L262 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 25 conjunts are in the unsatisfiable core [2024-05-06 20:38:26,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 20:38:26,940 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-05-06 20:38:26,977 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-05-06 20:38:27,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-06 20:38:27,060 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 20:38:27,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1486391775] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:38:27,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 20:38:27,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [6] total 16 [2024-05-06 20:38:27,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785350068] [2024-05-06 20:38:27,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:38:27,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-05-06 20:38:27,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:38:27,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 20:38:27,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2024-05-06 20:38:27,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:27,065 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:38:27,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 30.666666666666668) internal successors, (368), 12 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:38:27,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:27,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:27,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:27,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:38:27,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:28,667 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2024-05-06 20:38:28,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-05-06 20:38:29,030 INFO L85 PathProgramCache]: Analyzing trace with hash 948802640, now seen corresponding path program 1 times [2024-05-06 20:38:29,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:29,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:29,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:29,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:29,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:29,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:30,178 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:30,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:30,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:30,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:30,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:38:30,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:38:30,218 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-06 20:38:30,415 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:38:30,415 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:38:30,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:30,416 INFO L85 PathProgramCache]: Analyzing trace with hash -1227328563, now seen corresponding path program 1 times [2024-05-06 20:38:30,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:38:30,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892311683] [2024-05-06 20:38:30,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:30,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:30,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:30,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:30,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:38:30,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892311683] [2024-05-06 20:38:30,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892311683] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 20:38:30,949 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410125389] [2024-05-06 20:38:30,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:30,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:38:30,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:38:30,953 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 20:38:30,970 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 20:38:32,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:32,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 1119 conjuncts, 9 conjunts are in the unsatisfiable core [2024-05-06 20:38:32,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 20:38:32,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:32,162 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 20:38:32,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:32,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410125389] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 20:38:32,246 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 20:38:32,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-05-06 20:38:32,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943743222] [2024-05-06 20:38:32,247 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 20:38:32,251 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-05-06 20:38:32,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:38:32,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 20:38:32,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-05-06 20:38:32,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:32,252 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:38:32,254 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 31.333333333333332) internal successors, (376), 12 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:38:32,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:32,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:32,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:32,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:38:32,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:38:32,254 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:32,653 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2024-05-06 20:38:32,657 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-05-06 20:38:32,967 INFO L85 PathProgramCache]: Analyzing trace with hash 1674427768, now seen corresponding path program 2 times [2024-05-06 20:38:32,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:32,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:33,730 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:33,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:33,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:33,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:34,488 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:34,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:34,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:34,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:34,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:38:34,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:38:34,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:38:34,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 20:38:34,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable9,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:38:34,690 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:38:34,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:34,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1359532635, now seen corresponding path program 2 times [2024-05-06 20:38:34,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:38:34,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156294377] [2024-05-06 20:38:34,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:34,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:34,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:35,464 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:35,464 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:38:35,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156294377] [2024-05-06 20:38:35,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156294377] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 20:38:35,464 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [9464741] [2024-05-06 20:38:35,465 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 20:38:35,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:38:35,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:38:35,468 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 20:38:35,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-06 20:38:37,381 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 20:38:37,381 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 20:38:37,392 INFO L262 TraceCheckSpWp]: Trace formula consists of 1185 conjuncts, 15 conjunts are in the unsatisfiable core [2024-05-06 20:38:37,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 20:38:37,520 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:37,521 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 20:38:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:37,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [9464741] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 20:38:37,688 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 20:38:37,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 17 [2024-05-06 20:38:37,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726684643] [2024-05-06 20:38:37,689 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 20:38:37,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-06 20:38:37,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:38:37,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-06 20:38:37,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-05-06 20:38:37,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:37,691 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:38:37,691 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 24.529411764705884) internal successors, (417), 17 states have internal predecessors, (417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:38:37,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:37,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:37,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:37,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:38:37,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:38:37,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:38:37,692 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:38,443 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2024-05-06 20:38:38,446 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-05-06 20:38:38,717 INFO L85 PathProgramCache]: Analyzing trace with hash -715577400, now seen corresponding path program 3 times [2024-05-06 20:38:38,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:38,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:38,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:39,921 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:39,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:39,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:41,184 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:41,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:38:41,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:38:41,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:38:41,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:38:41,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:38:41,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:38:41,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 20:38:41,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-06 20:38:41,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12 [2024-05-06 20:38:41,386 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:38:41,387 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:38:41,387 INFO L85 PathProgramCache]: Analyzing trace with hash 771656021, now seen corresponding path program 3 times [2024-05-06 20:38:41,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:38:41,387 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1900121514] [2024-05-06 20:38:41,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:38:41,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:38:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:38:42,661 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:38:42,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:38:42,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1900121514] [2024-05-06 20:38:42,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1900121514] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 20:38:42,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1192214569] [2024-05-06 20:38:42,662 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 20:38:42,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:38:42,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:38:42,664 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 20:38:42,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-06 20:41:09,706 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-05-06 20:41:09,706 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 20:41:09,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 1317 conjuncts, 53 conjunts are in the unsatisfiable core [2024-05-06 20:41:09,751 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 20:41:10,429 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:41:10,430 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 20:41:14,195 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 370 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:41:14,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1192214569] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 20:41:14,196 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 20:41:14,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 21] total 48 [2024-05-06 20:41:14,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454589012] [2024-05-06 20:41:14,196 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 20:41:14,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-05-06 20:41:14,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:41:14,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-05-06 20:41:14,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=563, Invalid=1693, Unknown=0, NotChecked=0, Total=2256 [2024-05-06 20:41:14,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:41:14,200 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:41:14,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 12.395833333333334) internal successors, (595), 48 states have internal predecessors, (595), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:41:14,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:41:14,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:41:14,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:41:14,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:41:14,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:41:14,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:41:14,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 20:41:14,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:41:23,368 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2024-05-06 20:41:23,372 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-05-06 20:41:25,714 INFO L85 PathProgramCache]: Analyzing trace with hash 737959016, now seen corresponding path program 4 times [2024-05-06 20:41:25,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:41:25,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:41:26,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:41:29,088 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 0 proven. 1870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:41:29,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:41:29,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:41:29,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:41:32,835 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 0 proven. 1870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:41:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:41:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:41:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:41:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:41:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:41:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:41:32,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 20:41:32,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 20:41:32,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-06 20:41:33,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15 [2024-05-06 20:41:33,038 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:41:33,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:41:33,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1406460085, now seen corresponding path program 4 times [2024-05-06 20:41:33,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:41:33,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952672692] [2024-05-06 20:41:33,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:41:33,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:41:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:41:35,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 0 proven. 1870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:41:35,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:41:35,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952672692] [2024-05-06 20:41:35,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952672692] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 20:41:35,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1470891101] [2024-05-06 20:41:35,707 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 20:41:35,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:41:35,707 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:41:35,713 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 20:41:35,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-06 20:41:37,705 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 20:41:37,705 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 20:41:37,717 INFO L262 TraceCheckSpWp]: Trace formula consists of 1581 conjuncts, 51 conjunts are in the unsatisfiable core [2024-05-06 20:41:37,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 20:41:38,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 0 proven. 1870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:41:38,904 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 20:41:40,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1870 backedges. 0 proven. 1870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:41:40,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1470891101] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 20:41:40,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 20:41:40,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 27, 27] total 53 [2024-05-06 20:41:40,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1451570585] [2024-05-06 20:41:40,613 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 20:41:40,614 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2024-05-06 20:41:40,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:41:40,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2024-05-06 20:41:40,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=728, Invalid=2028, Unknown=0, NotChecked=0, Total=2756 [2024-05-06 20:41:40,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:41:40,616 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:41:40,617 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 13.30188679245283) internal successors, (705), 53 states have internal predecessors, (705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:41:40,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:41:40,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:41:40,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:41:40,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:41:40,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:41:40,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:41:40,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 20:41:40,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 20:41:40,618 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:43:21,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 25 [2024-05-06 20:43:21,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-05-06 20:43:21,876 INFO L85 PathProgramCache]: Analyzing trace with hash 578045352, now seen corresponding path program 5 times [2024-05-06 20:43:21,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:43:21,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:43:22,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:43:29,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8326 backedges. 0 proven. 8326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:43:29,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:43:29,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:43:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:43:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 8326 backedges. 0 proven. 8326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:43:40,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:43:40,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:43:40,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:43:40,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:43:40,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:43:40,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:43:40,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 20:43:40,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 20:43:40,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2024-05-06 20:43:40,593 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-05-06 20:43:40,779 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-06 20:43:40,780 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION === [whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-05-06 20:43:40,780 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:43:40,780 INFO L85 PathProgramCache]: Analyzing trace with hash 1671434101, now seen corresponding path program 5 times [2024-05-06 20:43:40,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:43:40,780 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291616194] [2024-05-06 20:43:40,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:43:40,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:43:41,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:43:46,555 INFO L134 CoverageAnalysis]: Checked inductivity of 8326 backedges. 0 proven. 8326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 20:43:46,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:43:46,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291616194] [2024-05-06 20:43:46,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [291616194] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 20:43:46,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1378102220] [2024-05-06 20:43:46,556 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-06 20:43:46,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 20:43:46,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:43:46,562 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 20:43:46,568 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process Received shutdown request... [2024-05-06 20:52:19,841 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 20:52:19,850 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 20:52:19,850 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 20:52:20,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-06 20:52:20,903 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2024-05-06 20:52:21,056 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forcibly destroying the process [2024-05-06 20:52:21,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 137 [2024-05-06 20:52:21,076 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-05-06 20:52:21,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-05-06 20:52:21,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51] total 51 [2024-05-06 20:52:21,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838673931] [2024-05-06 20:52:21,077 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-05-06 20:52:21,078 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 51 states [2024-05-06 20:52:21,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:52:21,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2024-05-06 20:52:21,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=145, Invalid=2405, Unknown=0, NotChecked=0, Total=2550 [2024-05-06 20:52:21,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:52:21,080 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:52:21,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 51 states, 51 states have (on average 13.901960784313726) internal successors, (709), 51 states have internal predecessors, (709), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 27 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 50 states. [2024-05-06 20:52:21,081 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:52:21,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-05-06 20:52:21,082 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-05-06 20:52:21,084 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-05-06 20:52:21,084 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 7 remaining) [2024-05-06 20:52:21,084 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-05-06 20:52:21,084 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 7 remaining) [2024-05-06 20:52:21,084 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2024-05-06 20:52:21,084 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_currentErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2024-05-06 20:52:21,084 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location whoop_wrapper_pc8736x_gpio_setErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-05-06 20:52:21,087 INFO L448 BasicCegarLoop]: Path program histogram: [5, 5, 1, 1, 1, 1, 1] [2024-05-06 20:52:21,091 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 20:52:21,091 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 20:52:21,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 08:52:21 BasicIcfg [2024-05-06 20:52:21,093 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 20:52:21,093 INFO L158 Benchmark]: Toolchain (without parser) took 846797.33ms. Allocated memory was 271.6MB in the beginning and 1.0GB in the end (delta: 745.5MB). Free memory was 192.5MB in the beginning and 392.1MB in the end (delta: -199.6MB). Peak memory consumption was 547.2MB. Max. memory is 8.0GB. [2024-05-06 20:52:21,093 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 162.5MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 20:52:21,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4464.74ms. Allocated memory was 271.6MB in the beginning and 438.3MB in the end (delta: 166.7MB). Free memory was 192.3MB in the beginning and 271.4MB in the end (delta: -79.0MB). Peak memory consumption was 134.1MB. Max. memory is 8.0GB. [2024-05-06 20:52:21,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.57ms. Allocated memory is still 438.3MB. Free memory was 271.4MB in the beginning and 259.8MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-06 20:52:21,094 INFO L158 Benchmark]: Boogie Preprocessor took 121.42ms. Allocated memory is still 438.3MB. Free memory was 259.8MB in the beginning and 254.1MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. [2024-05-06 20:52:21,094 INFO L158 Benchmark]: RCFGBuilder took 1271.74ms. Allocated memory is still 438.3MB. Free memory was 254.1MB in the beginning and 314.5MB in the end (delta: -60.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-06 20:52:21,094 INFO L158 Benchmark]: TraceAbstraction took 840752.83ms. Allocated memory was 438.3MB in the beginning and 1.0GB in the end (delta: 578.8MB). Free memory was 312.9MB in the beginning and 392.1MB in the end (delta: -79.2MB). Peak memory consumption was 500.1MB. Max. memory is 8.0GB. [2024-05-06 20:52:21,096 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 162.5MB. Free memory is still 135.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 4464.74ms. Allocated memory was 271.6MB in the beginning and 438.3MB in the end (delta: 166.7MB). Free memory was 192.3MB in the beginning and 271.4MB in the end (delta: -79.0MB). Peak memory consumption was 134.1MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 178.57ms. Allocated memory is still 438.3MB. Free memory was 271.4MB in the beginning and 259.8MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Preprocessor took 121.42ms. Allocated memory is still 438.3MB. Free memory was 259.8MB in the beginning and 254.1MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1271.74ms. Allocated memory is still 438.3MB. Free memory was 254.1MB in the beginning and 314.5MB in the end (delta: -60.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * TraceAbstraction took 840752.83ms. Allocated memory was 438.3MB in the beginning and 1.0GB in the end (delta: 578.8MB). Free memory was 312.9MB in the beginning and 392.1MB in the end (delta: -79.2MB). Peak memory consumption was 500.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 19922, independent: 18569, independent conditional: 18382, independent unconditional: 187, dependent: 1353, dependent conditional: 1353, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18579, independent: 18569, independent conditional: 18382, independent unconditional: 187, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18579, independent: 18569, independent conditional: 18382, independent unconditional: 187, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18579, independent: 18569, independent conditional: 18382, independent unconditional: 187, dependent: 10, dependent conditional: 10, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18604, independent: 18569, independent conditional: 8843, independent unconditional: 9726, dependent: 35, dependent conditional: 25, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18604, independent: 18569, independent conditional: 3573, independent unconditional: 14996, dependent: 35, dependent conditional: 20, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18604, independent: 18569, independent conditional: 3573, independent unconditional: 14996, dependent: 35, dependent conditional: 20, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3005, independent: 3001, independent conditional: 703, independent unconditional: 2298, dependent: 4, dependent conditional: 3, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3005, independent: 3001, independent conditional: 0, independent unconditional: 3001, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 3, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 3, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 43, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 43, dependent conditional: 41, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18604, independent: 15568, independent conditional: 2870, independent unconditional: 12698, dependent: 31, dependent conditional: 17, dependent unconditional: 14, unknown: 3005, unknown conditional: 706, unknown unconditional: 2299] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 3001, Positive conditional cache size: 703, Positive unconditional cache size: 2298, Negative cache size: 4, Negative conditional cache size: 3, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5275, Maximal queried relation: 3, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18604, independent: 18569, independent conditional: 8843, independent unconditional: 9726, dependent: 35, dependent conditional: 25, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18604, independent: 18569, independent conditional: 3573, independent unconditional: 14996, dependent: 35, dependent conditional: 20, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18604, independent: 18569, independent conditional: 3573, independent unconditional: 14996, dependent: 35, dependent conditional: 20, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3005, independent: 3001, independent conditional: 703, independent unconditional: 2298, dependent: 4, dependent conditional: 3, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3005, independent: 3001, independent conditional: 0, independent unconditional: 3001, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 3, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 4, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 4, dependent conditional: 3, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 43, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 43, dependent conditional: 41, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18604, independent: 15568, independent conditional: 2870, independent unconditional: 12698, dependent: 31, dependent conditional: 17, dependent unconditional: 14, unknown: 3005, unknown conditional: 706, unknown unconditional: 2299] , Statistics on independence cache: Total cache size (in pairs): 3005, Positive cache size: 3001, Positive conditional cache size: 703, Positive unconditional cache size: 2298, Negative cache size: 4, Negative conditional cache size: 3, Negative unconditional cache size: 1, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 5275 ], Independence queries for same thread: 1343 - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 7068]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 7069]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 174]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 954 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 840.5s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 148.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 162, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 153.3s SatisfiabilityAnalysisTime, 20.1s InterpolantComputationTime, 6180 NumberOfCodeBlocks, 6180 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 7820 ConstructedInterpolants, 1 QuantifiedInterpolants, 22182 SizeOfPredicates, 28 NumberOfNonLiveVariables, 7381 ConjunctsInSsa, 165 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 2/15209 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 35.7s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 5, ConditionalCommutativityTraceChecks: 5, ConditionalCommutativityImperfectProofs: 5 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown